minutes ago: *** PANIC *** The C compiler can no longer build working executables. *** PANIC *** Please examine the tail of config.log for runtime errors. *** PANIC *** The most likely reason for this problem is that configure *** PANIC *** links with shared libraries, but those libraries cannot be *** PANIC *** found at run time. *** PANIC *** *** PANIC *** On a Linux system, edit /etc/ld.so.conf and re-run ldconfig. *** PANIC *** On other systems, try telling configure where to find the *** PANIC *** shared libraries using the --site-runtime-libraries option *** PANIC *** *** PANIC *** Another way to shoot yourself in the foot is to specify *** PANIC *** --with-FEATURE when FEATURE is not actually installed *** PANIC *** on your system. Don't do that. $ tail config.log dld_init() ; return 0; } configure:12665: gcc -o conftest -g -O3 -I/usr/lib/locale/ja/wnn/demo/include -I/usr/local/include -I/usr/local/canna/include -I/usr/dt/include -I/usr/local/X11R6/include -L/usr/lib/locale/ja/wnn/lib -L/usr/local/lib -L/usr/ccs/lib -L/usr/dt/lib -L/usr/local/X11R6/lib -Xlinker -R/usr/lib/locale/ja/wnn/lib:/usr/local/lib:/usr/dt/lib:/usr/local/X11R6/lib:/usr/local/qt/lib conftest.c -lXaw3d -ltiff -lpng -ljpeg -lz -lcompface -lXpm -lXmu -lXt -lXext -lX11 -lSM -lICE -lm -lsocket -lnsl -lelf -lgen -ldl 1>&5 ld: fatal: library -lXaw3d: not found ld: fatal: File processing errors. No output written to conftest collect2: ld returned 1 exit status configure: failed program was: #line 12661 "configure" #include "confdefs.h" int main(int c,char *v[]){return 0;} I have XawXPM installed as libXaw.so. Um, shouldn't configure check for whether -lXaw3d exists before using it?